Completion checklist¶

Manuscript¶

[x] Complete main-text draft: 11 pages, two-column, ~20 equations, 6 figures.
[x] Complete self-contained SI: 19 sections, 37 pages, theory rewritten in one notation.
[x] Canonical main, supplement, and combined (48-page) PDF builds.
[x] Bibliography expanded from 4 to 43 entries.
[x] Single substitution point: 193 generated macros, 6 generated tables, zero hand-typed numbers.
[x] Venue selected: physics.optics primary, cross-list physics.comp-ph and quant-ph.
[ ] Final author list, affiliations, funding, and acknowledgments.
[ ] Read the built PDFs end to end at final layout and copy-edit.
[ ] Replace every provisional historical number with panel-derived wording.

[x] Preserve full derivation tree and implementation snapshot.
[x] Preserve historical Design23 trajectory and exact endpoints.
[x] Audited extraction of every legacy gate number (63 entries, verified verbatim).
[x] Ringdown-adequacy audit of all 35 retained FDTD observations.
[x] Geometry-metric reduction of both endpoint pairs.
[x] Surrogate-fidelity statistics with a predeclared exclusion rule.
[ ] Rerun final basis/quadrature convergence from the frozen environment.
[ ] Produce pole and Q gradient step-size panels for both devices.
[ ] Add wall-time and memory scaling.